package com.example.rjwmproject.controller;

import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.example.rjwmproject.Utils.SMSUtils;
import com.example.rjwmproject.Utils.ValidateCodeUtils;
import com.example.rjwmproject.common.R;
import com.example.rjwmproject.entity.User;
import com.example.rjwmproject.service.UserService;
import lombok.extern.slf4j.Slf4j;
import org.apache.commons.lang3.StringUtils;
import org.springframework.beans.BeanUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestBody;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpSession;
import java.util.Map;

@RestController
@RequestMapping("/user")
@Slf4j
public class UserController {

    @Autowired
    private UserService userService;

//    发送手机短信验证码
    @PostMapping("/sendMsg")
    public R<String> sendMsg(@RequestBody User user, HttpSession session){
        //获取手机号
        String phone=user.getPhone();

        if(StringUtils.isNotEmpty(phone)){
            //生成随机四位验证码
            String code = ValidateCodeUtils.generateValidateCode(4).toString();
            log.info("code={}",code);

            //调用阿里云提供的短信服务API完成发送短信,需付费，直接写死验证码测试功能即可
            //SMSUtils.sendMessage("瑞吉外卖","",phone,code);

            //将验证码保存到Session
            session.setAttribute(phone,code);

            return R.success("手机验证码短信发送成功");

        }
        return R.error("短信发送失败");
    }

    //移动端用户登录
    @PostMapping("/login")
    public R<User> login(@RequestBody Map map, HttpSession session){
        log.info(map.toString());

        //获取手机号
        String phone=map.get("phone").toString();

        //获取验证码
        String code = map.get("code").toString();

        //从Sess中获取保存的验证码
        Object codeInSession= session.getAttribute(phone);

        //验证码比对（页面提交的验证码和Session中保存的验证码比对）
        if(codeInSession!=null&&codeInSession.equals(code)){
            //比对成功，登录成功
            LambdaQueryWrapper<User> queryWrapper=new LambdaQueryWrapper<>();
            queryWrapper.eq(User::getPhone,phone);

            User user = userService.getOne(queryWrapper);
            if(user==null){
                //判断当前手机号对应的用户是否为新用户，如果是，完成注册
                user=new User();
                user.setPhone(phone);
                user.setStatus(1);
                userService.save(user);
            }
            session.setAttribute("user",user.getId());
            return R.success(user);
        }

        return R.error("登录失败");
    }

    //移动端退出
    @PostMapping("/loginout")
    public R<String> loginout(HttpServletRequest request){
        request.getSession().removeAttribute("user");
        return R.success("退出成功");
    }


}
